sadd key member1 [member2]..
smembers key
srem key member1 [member2]..
scard key
sismember key member
srandmember key [count]
spop key [count]
sinter key1 [key2]
sunion key1 [key2]
sdiff key1 [key2]
sinterstore destination key1 [key2]
sunionstore destination key1 [key2]
sdiffstore destination key1 [key2]
smove source destination member
原文:https://www.cnblogs.com/YoY-s/p/12786172.html